GMAT Sample Questions

Quantitative Section : GMAT Sample Problem Solving Ability

Geometry

61. What is the measure of the circum radius of a triangle whose sides are 9, 40 and 41?
    1. 6
    2. 4
    3. 24.5
    4. 20.5

    Ans : D

62. If the sum of the interior angles of a regular polygon measures up to 1440 degrees, how many sides does the polygon have?
    1. 10 sides
    2. 8 sides
    3. 12 sides
    4. 9 sides

    Ans : A

63. If ABC is a right angle triangle with angle A = 900 and 2s = a + b + c, where a > b > c where notations have their usual meanings, then which one of the following is Correct?
    1. (s - b) (s - c) > s (s - a)
    2. (s - a) (s - c) > s (s - b)
    3. (s - a) (s - b) < s (s - c)
    4. 4s (s - a) (s - b) (s - c) = bc

    Ans : C

64. What is the measure of in radius of the triangle whose sides are 24, 7 and 25?
    1. 12.5
    2. 3
    3. 6
    4. None of these

    Ans : B

65. What is the circum radius of a triangle whose sides are 7, 24 and 25 respectively?
    1. 18
    2. 12.5
    3. 12
    4. 14

    Ans : B

Quantitative Ability : Menstruation

66. A regular hexagon is inscribed in a circle of radius r cms. What is the perimeter of the regular hexagon?
    1. 3r
    2. 6r
    3. r
    4. 9r

    Ans : B

67. A 4 cm cube is cut into 1 cm cubes. What is the percentage increase in the surface area after such cutting?
    1. 4%
    2. 300%
    3. 75%
    4. 400%

    Ans : B

68. If the diagonal and the area of a rectangle are 25 m and 168 m2, what is the length of the rectangle?
    1. 17 m
    2. 31 m
    3. 12 m
    4. 24 m

    Ans : D

69. The surface area of the three coterminous faces of a cuboid are 6, 15, 10 sq.cm respectively. Find the volume of the cuboid.
    1. 30
    2. 20
    3. 40
    4. 35

    Ans : A

70. If each interior angle of a regular polygon is 150 degrees, then it is
    1. Octagon
    2. Decagon
    3. Dodecagon
    4. Tetrahedron

    Ans : C

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